JP3275184B2 - Column-beam connection method - Google Patents

Column-beam connection method

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Publication number
JP3275184B2
JP3275184B2 JP15408292A JP15408292A JP3275184B2 JP 3275184 B2 JP3275184 B2 JP 3275184B2 JP 15408292 A JP15408292 A JP 15408292A JP 15408292 A JP15408292 A JP 15408292A JP 3275184 B2 JP3275184 B2 JP 3275184B2
Authority
JP
Japan
Prior art keywords
steel
column
receiving bracket
bracket
steel column
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
JP15408292A
Other languages
Japanese (ja)
Other versions
JPH05179701A (en
Inventor
英男 下村
昇 坂口
英夫 塚越
壽郎 宇野
三郎 小関
山田  信一
豊 斉藤
由二 服部
光昭 河村
正美 竹内
明夫 篠崎
道雄 羽切
伊知郎 草間
洋一 関
伸次 香田
晴比古 馬詰
Original Assignee
清水建設株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to JP3-308250 priority Critical
Priority to JP30825091 priority
Application filed by 清水建設株式会社 filed Critical 清水建設株式会社
Priority to JP15408292A priority patent/JP3275184B2/en
Publication of JPH05179701A publication Critical patent/JPH05179701A/en
Application granted granted Critical
Publication of JP3275184B2 publication Critical patent/JP3275184B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for joining a steel column and a steel beam in a steel building or civil engineering structure.

[0002]

2. Description of the Related Art Conventionally, in a steel-framed building or civil engineering structure, a steel column (square column) 1 and a steel beam 2 are previously attached to a steel column 1 at a factory, as shown in FIG.
After welding at the construction site, the steel beam 2 is connected to the bracket 3 (by connecting a joint plate and fastening with bolts), and the steel frame 2 is erected at the construction site according to the process. Is welded to the steel column and the steel beam arranged in the column.

[0003]

However, when the steel beam is joined to the steel column via the bracket, there is a problem that it takes time to align the bolt holes when connecting the steel beams. Also, in the latter butt welding on site, in order to secure a root gap at the time of welding, very high accuracy is required for the construction of the steel column and the steel beam, which is troublesome. Since welding is performed at a construction site, the welding operation is greatly affected by the weather and often affects the entire construction process.

[0004] In view of the above circumstances, the present invention has an object to join a steel beam to a steel column without the need for bolting work and welding work at a construction site. It is an object of the present invention to easily perform a joining operation with a steel beam.

[0005]

SUMMARY OF THE INVENTION The present invention has been made in consideration of the above-mentioned problems, and has been made in consideration of the above problem. In joining a steel column and a steel beam, a beam joint of the steel column has an upper surface and a beam side. arranged substantially凵字type shaped receiving bracket side is opened
On the steel column side and bottom at the top of the receiving bracket
When the steel column side is welded to the diaphragm of the steel column
In both cases, the steel column on the side of the receiving bracket
Welded to the pillars, the end of the inner to the steel beam of the receiving bracket is inserted in the state away from the side of the steel column steel
The lower end of the beam is placed at the bottom of the receiving bracket to form a filling space between the end of the steel beam and the steel column, and the space between the end of the steel beam and the side of the receiving bracket is formed. Forming a space to continue the filling space between the end of the steel beam and the steel column in the receiving bracket and the filling space between the end of the steel beam and the side of the receiving bracket, After closing the beam side surface of the receiving bracket, the filling space in the receiving bracket is filled with a fluidized material such as concrete and hardened, and the end portion is inserted and arranged in the steel column provided with the receiving bracket and the receiving bracket. To provide a beam-column joint construction method characterized by joining with a steel beam
This is to solve the above problem.

[0006]

According to the present invention, the receiving bracket previously joined to the suspended steel column is formed into a substantially U-shape, and the upper and lower portions are formed.
Weld the steel column side with the diaphragm to the steel column diaphragm
Of the steel column is welded to the steel column.
And insert the steel beam inside the receiving bracket with the end of the steel beam away from the side surface of the steel column.
The steel beam is erected between the steel columns by disposing it at the bottom of the receiving bracket , and then the fluidized material such as concrete filled in the filling space formed around the end of the steel beam in the receiving bracket is hardened. By doing so, the steel column provided with the receiving bracket and the steel beam whose end is inserted into the receiving bracket are joined via the hardened fluidized material and the receiving bracket.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, the present invention will be described in detail with reference to the embodiments shown in FIGS. The steel column 1 is provided with receiving brackets 4 on the four sides to receive the steel beams 2 arranged in all directions, and the receiving brackets 4 are provided as follows. Diaphragms 5 protruding outward around the periphery of the steel column 1 are vertically positioned at, for example, the height of a steel beam, and a pair of H-shaped steel members 6 facing each other on the side surfaces of the steel column 1 are formed by upper and lower flanges 60. , 61 are joined to the diaphragm 5 by welding. The H-shaped steel material 6 is welded to the steel column 1 such that the web 62 also coincides with the extension of the side surface of the steel column 1. As shown in FIG. 2, an iron plate 7 is welded below the H-shaped steel members 6 so as to pass between lower surface flanges 61, and two rib plates 8 are parallel to the lower surface of the iron plate 7, for example. And is welded in a direction facing the H-shaped steel material. In this manner, the receiving bracket 4 is composed of the pair of H-shaped steel members 6 and the iron plate plate 7 bridged under the H-shaped steel members 6 and supported by the rib plates 8.
It is formed in a substantially U-shaped shape with the top surface and the side surface on the beam side opened.

The iron plate 7 serves to stop a fluidizing material such as concrete, which is a filling member described later. The rib plate receives the load of the girder, the load of the slab formwork, and the load at the time of slab concrete construction, and transmits the force to the H-shaped steel members 6 on both sides. In the illustrated example, two rib plates are used, but the number may be one, or three or more.

An end of a steel beam 2 is inserted and arranged in a receiving bracket 4 of a steel column 1 which has been suspended and temporarily attached to a lower steel column.
As shown in, the end of the steel beam 2 is inserted only into the bracket 4 received in the state away from the side of the steel columns 1
Receiving the lower part of the end of the steel beam 2 at the bottom of the bracket 4
Then , a filling space between the end of the steel beam and the steel column and a filling space between the end and the side of the receiving bracket 4 are formed continuously with the filling space (FIG. 3,6
After the arrangement of the end of the steel beam 2, the iron plate 9 is used to close the beam side surface of the receiving bracket 4.
To support the iron plate 9, as shown in FIGS. 2 and 5, each of the H-shaped steel members 6 has a cross section L
A mold angle member 10 is provided, and the iron plate 9 is slid from the left and right with the angle member 10 as a guide, sandwiching the steel beam 2, and abuts against the steel beam to close the beam side surface of the receiving bracket 4.

After the side surface of the receiving bracket 4 is closed in this way, a fluid material 11 having fluidity at the initial stage and hardening after a lapse of time until a required strength is obtained from the upper surface of the receiving bracket 4. For example, concrete is cast. As shown in FIGS. 3 and 5, the web 20 of the steel beam 2
An angle member 12 having an L-shaped cross section is provided on both sides to support the iron plate plate 9 which receives the lateral pressure at the time of placing concrete, so that the iron plate plate 9 is not deformed. When the fluidized material 11 filled from the upper surface of the receiving bracket hardens as described above,
The steel beam 2 and the receiving bracket 4 are integrated, so that the joint between the steel beam and the steel column is completed.

The receiving bracket 4 can adopt other embodiments than the above, and examples thereof are shown in FIGS. For example, as shown in FIG. 7 and FIG. 8, instead of the H-shaped steel material, a [type steel material (weight angle material) 13 is opposed to
The receiving bracket 4 is obtained by welding the iron plate plate 7 so as to pass between the lower surface flanges 130 therebetween, and depending on the situation, the [steel material 13 is opposed to the flange portion so that the flange portions face each other as in []. (FIG. 7), and the flange portions can be opposed to each other (FIG. 8). As shown in FIG. 9, the side portion of the receiving bracket 4 is a composite material of a CT-type steel material (cut T-type steel) 14 and an iron plate 15.
This is placed on the iron plate 7 with the angle material 16
The receiving bracket can also be obtained by welding to the bracket. Further, as shown in FIG.
The receiving bracket 4 can also be obtained by bending the U-shape 7 into a substantially U-shaped shape with a turn at the upper end.

Although not described in the above embodiment, stud bolts may be provided at the ends of the steel beam to increase the bonding force with the fluidizing material, or H-shaped steel material of the receiving bracket or [ A stud bolt may be provided on a side portion made of a mold steel material or the like. Further, it is possible to appropriately adopt a means such as inserting a spiral streak between the steel beam and the receiving bracket. Further, in the above-described embodiment, the example in which the steel beams are arranged on all sides of the steel column is shown.However, the present invention is not limited to this embodiment. It can be implemented in any case.

[0013]

As described above, according to the present invention,
In joining a steel column and a steel beam, a substantially U-shaped receiving bracket having an open upper surface and a side surface on a beam side is arranged at a beam joining portion of the steel column, and an upper portion of the receiving bracket is provided.
Between the steel column side at the bottom and the steel column side at the bottom
Weld to the diaphragm and beside the receiving bracket
The steel pillar-side welded to the steel column in section, the end portion of the steel beam inside the receiving bracket is inserted in the state away from the side of the steel column receiving the end bottom of the steel beam bracket
It was placed at the bottom of the bets, to form a filling space between the end portion and the steel columns of the iron trabecular, to form a filling space between the side of the bracket receiving the end portion of the steel beam, receiving In the bracket, the filling space between the end of the steel beam and the steel column and the filling space between the end of the steel beam and the side of the receiving bracket are continuous, and the beam side surface of the receiving bracket is connected. After closing, the filling space in the receiving bracket is filled with a fluidizing material such as concrete and hardened, and the steel column provided with the receiving bracket and the steel beam with the end inserted and arranged in the receiving bracket are joined. Therefore, when joining steel columns and steel beams, welding work that required high alignment accuracy at the construction site is no longer necessary, and a bolt connection method that requires time and effort to align the bolt holes is adopted. Said without It can be done bonding between the bone columns and the steel beam, and even a set of steel beam is very simple. The end shape of the steel beam can be simplified without opening the bolt holes, and the production and installation of the receiving bracket can be easily dealt with on the factory side, etc., and the productivity is improved. Is played.

[Brief description of the drawings]

FIG. 1 is an explanatory view showing the periphery of a steel column in one embodiment of a beam-column joining method according to the present invention.

FIG. 2 is an explanatory diagram showing a cross section along the line aa in FIG. 1;

FIG. 3 is an explanatory diagram showing a cross section taken along line bb in FIG. 1;

FIG. 4 is an explanatory diagram showing a cross section along the line cc in FIG. 1;

FIG. 5 is an explanatory view showing a cross section taken along line dd in FIG. 1;

FIG. 6 is an explanatory diagram showing an appearance around a steel column in one embodiment.

FIG. 7 is an explanatory view showing a state in which a receiving bracket is formed using a shaped steel material on a side portion.

FIG. 8 is an explanatory view showing a state in which a receiving bracket is formed by using a shape steel material on a side portion.

FIG. 9 is an explanatory view showing a state in which a receiving bracket is formed by using a CT-type steel material and an iron plate on a side portion.

FIG. 10 is an explanatory diagram showing a state in which a steel plate is bent to form a receiving bracket.

FIG. 11 is an explanatory diagram showing a conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Steel column 2 ... Steel beam 4 ... Bracket 5 ... Diaphragm 6 ... H-shaped steel material 7 ... Iron plate plate 8 ... Rib plate 9 ... Iron plate plate 10, 12 ... Angle material 11 ... Fluidizing material 13 ... [Shaped steel material 14 ... CT type steel 15, 17 ... Iron plate

──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Yoichi Seki 1-3-2 Shibaura, Minato-ku, Tokyo Shimizu Corporation (72) Inventor Hideo Shimomura 1-3-2 Shibaura, Minato-ku, Tokyo Shimizu (72) Inventor: Yutaka Saito 1-3-2 Shibaura, Minato-ku, Tokyo Shimizu Corporation (72) Inventor: Masami Takeuchi 1-2-3, Shibaura, Minato-ku, Tokyo Shimizu Corporation Co., Ltd. (72) Inventor Yuji Hattori 1-3-2 Shibaura, Minato-ku, Tokyo Shimizu Corporation (72) Inventor Shinichi Yamada 1-2-3 Shibaura, Minato-ku, Tokyo Shimizu Corporation Inside (72) Inventor Noboru Sakaguchi 1-3-2 Shibaura, Minato-ku, Tokyo Shimizu Corporation (72) Inventor Shinji Koda 1-2-3 Shibaura, Minato-ku, Tokyo Shimizu Corporation (72) Inventor Tsuka Hideo Shimizu Corporation, 2-3-2 Shibaura, Minato-ku, Tokyo (72) Inventor Akio Shinozaki 1-3-2 Shibaura, Minato-ku, Tokyo Shimizu Corporation (72) Inventor, Saburo Koseki Tokyo 1-2-3 Shibaura, Minato-ku, Shimizu Construction Co., Ltd. (72) Inventor Haruhiko Umazume 1-2-3, Shibaura, Minato-ku, Tokyo Shimizu Construction Co., Ltd. (72) Mitsuaki Kawamura, Tokyo 1-3-2 Shibaura, Minato-ku, Shimizu Corporation (56) References JP-A-1-111943 (JP, A) JP-A-3-93505 (JP, U) JP49-42366 (JP) , B1) (58) Field surveyed (Int. Cl. 7 , DB name) E04B 1/24 E04B 1/58 508

Claims (3)

    (57) [Claims]
  1. When joining a steel column and a steel beam, a substantially U-shaped receiving bracket having an open upper surface and a side surface on a beam side is arranged at a beam joining portion of the steel column.
    Steel columns at the top and bottom of the racket
    Side and to the steel column diaphragm,
    The steel pillar-side welded to the steel columns at the sides of the bracket, the receiving end lower portion of the steel beams the ends of the steel beam therein is inserted in a state away from the side of the steel columns of the bracket
    The filling space is formed between the end of the steel beam and the steel column, and the filling space is formed between the end of the steel beam and the side of the receiving bracket. Making the filling space between the end of the steel beam and the steel column in the receiving bracket continuous with the filling space between the end of the steel beam and the side of the receiving bracket; After closing the side surface, the filling space in the receiving bracket is filled with a fluidizing material such as concrete and hardened, and the steel beam column provided with the receiving bracket and the steel beam with the end inserted and arranged in the receiving bracket. Column-beam joining method characterized by joining.
  2. Wherein said receiving bracket, a pair of opposed H
    Ri Do and a plate having a reinforcement member on the lower surface is provided over between the lower surface flange type steel and the H-type steel, receiving only Bed
    Steel columns at the top and bottom of the racket
    Weld the side to the diaphragm of the steel column and receive the bracket
    The beam-to-column connection method according to claim 1, wherein a side of the steel column is welded to a steel column .
  3. Wherein said receiving bracket, Ri Do and a plate having a reinforcement member on the lower surface is provided over between the lower surface flange facing a pair of the mold steel and said [mold steel, receiving
    Steel columns at the top and bottom of the bracket
    Weld the column side to the diaphragm of the steel column,
    2. A steel column on a side portion of the steel column is welded to the steel column.
    The beam-to-column joining method described in 1.
JP15408292A 1991-10-29 1992-05-22 Column-beam connection method Expired - Fee Related JP3275184B2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP3-308250 1991-10-29
JP30825091 1991-10-29
JP15408292A JP3275184B2 (en) 1991-10-29 1992-05-22 Column-beam connection method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15408292A JP3275184B2 (en) 1991-10-29 1992-05-22 Column-beam connection method

Publications (2)

Publication Number Publication Date
JPH05179701A JPH05179701A (en) 1993-07-20
JP3275184B2 true JP3275184B2 (en) 2002-04-15

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP15408292A Expired - Fee Related JP3275184B2 (en) 1991-10-29 1992-05-22 Column-beam connection method

Country Status (1)

Country Link
JP (1) JP3275184B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101098998B1 (en) 2009-12-16 2011-12-28 주식회사 한빛구조엔지니어링 Recyclable hybrid type connecting device for steel beam to concrete wall and method thereof

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7207148B2 (en) * 2003-10-24 2007-04-24 Surowiecki Matt F Wall structures
JP5562685B2 (en) * 2010-03-04 2014-07-30 株式会社竹中工務店 Steel member joining structure, structure, and steel member joining method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101098998B1 (en) 2009-12-16 2011-12-28 주식회사 한빛구조엔지니어링 Recyclable hybrid type connecting device for steel beam to concrete wall and method thereof

Also Published As

Publication number Publication date
JPH05179701A (en) 1993-07-20

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